| Customization: | Available |
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| Certification: | BRC, ISO, FDA |
| Assay Method: | HPLC-MS, GPC, HPLC, UV, Gc |
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Nutriherb Supply Giant Knotweed Extract 98% Polygonin Polydatin
Polydatin is an extract of Polygonum cuspidatum, which can be used for antitussive, blood lipid regulation, cholesterol lowering, and anti-shock. Polydatin injection containing polydatin as the main component is the first class of innovative Chinese medicines submitted for clinical research in the United States| Prodcut name | Polydatin |
| Specification | 98% polydatin |
| Appearance | White powder |
| Mesh size | 80 Mesh |
| Test Method | HPLC |
| C A S No. | 65914-17-2 |
| Molecular formula | C20H22O8 |
| Molecular weight | 390.38 |
| Extract from | Root of Polygonum Cuspidatum |
| Analysis | Specification | Results |
| Assay(Polydatin ) | ≥98.0% | 98.65% |
| Physical & Chemical Control | ||
| Identification | Positive | Complies |
| Appearance | White Powder | Complies |
| Odor | Characteristic | Complies |
| Mesh Size | 80 mesh | Complies |
| Loss On Drying | ≤5.0% | 2.27% |
| Methanol | ≤5.0% | 0.024% |
| Ethanol | ≤5.0% | 0.150% |
| Residue on Ignition | ≤3.0% | 1.05% |
| Heavy Metal Testing | ||
| Heavy Metals | <20ppm | Complies |
| As | <2ppm | Complies |
| LEAD(Pb) | < 0.5PPM | 0.22 ppm |
| MERCURY(Hg) | Not dectect | Complies |
| CADMIUM | < 1 PPM | 0.25 ppm |
| COPPER | < 1 PPM | 0.32 ppm |
| ARSENIC | < 1 PPM | 0.11 ppm |
| Microbiological | ||
| Total Plate Count | <1000/gMax | Complies |
| Staphylococcus Aurenus | Not Detected | Negative |
| Pseudomonas | Not Detected | Negative |
| Yeast & Mold | <100/gMax | Complies |
| Salmonella | Negative | Negative |
| E. Coli | Negative | Negative |
The Nutriherb team was established in 2007 and specializes in manufacturing plant extracts. Our company focuses on extracting active ingredients from natural plants for applications in the beauty, health, pharmaceutical, and food industries. With advanced technology and state-of-the-art equipment, we are dedicated to developing and producing high-quality plant extracts.
We prioritize quality management by strictly adhering to GMP (Good Manufacturing Practice) and ISO standards. To ensure our products meet international quality requirements, we collaborate with third-party laboratories for rigorous monitoring and testing.
At Nutriherb, we are committed to providing our customers with superior plant extracts. We also offer customized services to develop personalized solutions tailored to specific customer needs.
Q1: How to contact with us?
Click the "Contact Supplier" And then send us message the product you interest in, you will get valid reply within TWO hours.
Q2:Which kind of payment terms do you accept?
For small order,you can pay by T/T,or Paypal,nomal order by T/T to our company account
Q3:Can you give me a discount price?
Sure,It depends on your qty.
Q4:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q5: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q6:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,we will send you free goods for replacement or refund your loss.
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